13194880

素因数分解:

$2^7\times 5^1\times {\mathrm{53}}^1\times {\mathrm{389}}^1$

素因数の和:461

約数の個数: 64

約数和(自身を含む): 32221800

約数和(自身を除く): 19026920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 64, 80, 106, 128, 160, 212, 265, 320, 389, 424, 530, 640, 778, 848, 1060, 1556, 1696, 1945, 2120, 3112, 3392, 3890, 4240, 6224, 6784, 7780, 8480, 12448, 15560, 16960, 20617, 24896, 31120, 33920, 41234, 49792, 62240, 82468, 103085, 124480, 164936, 206170, 248960, 329872, 412340, 659744, 824680, 1319488, 1649360, 2638976, 3298720, 6597440, 13194880]

約数ペア:

[(1, 13194880), (2, 6597440), (4, 3298720), (5, 2638976), (8, 1649360), (10, 1319488), (16, 824680), (20, 659744), (32, 412340), (40, 329872), (53, 248960), (64, 206170), (80, 164936), (106, 124480), (128, 103085), (160, 82468), (212, 62240), (265, 49792), (320, 41234), (389, 33920), (424, 31120), (530, 24896), (640, 20617), (778, 16960), (848, 15560), (1060, 12448), (1556, 8480), (1696, 7780), (1945, 6784), (2120, 6224), (3112, 4240), (3392, 3890)]